delete method
Remove the coordinate at index from the specified part.
Parameters
index: Index of the coordinate to delete in the given part.part: Part index (default: 0).
Implementation
void delete(final int index, {final int part = 0}) {
objectMethod(
_pointerId,
'Marker',
'del',
args: <String, int>{'index': index, 'part': part},
);
}